[dns-operations] Why non-repeating transaction IDs?

Lutz Donnerhacke lutz at iks-jena.de
Fri Aug 3 08:19:04 UTC 2007


* Florian Weimer wrote:
> I see that people use lots of home-grown algorithms to get random, but
> mostly non-repeating transaction IDs in their resolvers.  I can't find
> the rationale for this; a straightforward PRNG or stream cipher seems
> sufficient for this task.  Any pointers to RFCs or papers are
> appreciated.

Classical "Not invented here" technology.


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